21688057

素因数分解:

${\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:384

約数の個数: 16

約数和(自身を含む): 23506560

約数和(自身を除く): 1818503

約数列:

[1, 23, 41, 109, 211, 943, 2507, 4469, 4853, 8651, 22999, 102787, 198973, 528977, 942959, 21688057]

約数ペア:

[(1, 21688057), (23, 942959), (41, 528977), (109, 198973), (211, 102787), (943, 22999), (2507, 8651), (4469, 4853)]